hieu 2 so la 1995 . tim 2 so do biet so lon chia ccho so be duoc thuong la 200 du 5
hieu 2 so la 19950. tim 2 so do biet neu lay so lon chia cho so be duoc thuong la 200du 5
hieu cua 2 so la 1995 . tim 2 so do biet rang lay so lon chia cho so be duoc thuong la 200 va du la 5
vay so be la
so lon la
hieu 2 so la 1995, tim 2 so do , biet rang lay so lon chia so be c duoc thuong la 200 du 5
tìm 2 so bietso lon tru so be thi bang 0,9.nếu nhan so lon len 6 lan thi hieu la 6,4
Tim 3 so biet hieu cua so lon nhat va so be nhat la 105 va biet dem mot so nhan voi 3 , mot so nhan voi 5 va mot so nhan voi 6 thi duoc 3 tich bang nhau .
1.tim so bi chia trong phep chia cho 12 co thuong la 35 va so du la so le co 2chu so
2.hieu cua so lon nhat co 4 chu so khac nhau va so nho nhat co 4 chu sola bao nhieu
3.mot hinh chu nhat co chieu dai gap ruoi chieu rong. Neu moi chieu tang them 1m thi duoc hinh chu nhat moi co dien tich tang them 26m2. Tinh chu vi hinh chu nhat
4.trung binh cong cua 2 phan so bang 5/12. Phan so thu nhat hon phan so thu hai 1/6. Tim phan so thu nhat
5.tim y biet (5/7 - y) nhan 4/5 =7/10 + 1/2
6.hieu 2 so =1/3 so be.Tong 2 so la 63. Tim so be
hieu 2 so la 2000. Neu lay so lon chia cho 10, so be chia cho 5 thi thuong so thu nhat lon hon thuong so thu 2 la 17 don vi. Tim 2 so do ?
Hieu 2 so la 2,5 . Neu gap so lon len 5 lan va giu nguyen so be thi duoc 2 so co hieu la 186,5. Tim 2 so do .
